Home / 471,092,420.10-706,311,397.16-208,633,950.87

Finding the Fourth Proportional to 471,092,420.10, 706,311,397.16 and 208,633,950.87

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Solution

The fourth proportional to 471,092,420.10, 706,311,397.16 and 208,633,950.87 is: 312,806,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,092,420.10 : 706,311,397.16 = 208,633,950.87 : x
  2. Step 2: Convert to fraction form
    471,092,420.10/706,311,397.16 = 208,633,950.87/x
  3. Step 3: Cross multiply
    471,092,420.10x = 706,311,397.16 × 208,633,950.87
  4. Step 4: Simplify right side
    471,092,420.10x = 147,360,537,332,957,312
  5. Step 5: Solve for x
    x = 147,360,537,332,957,312/471,092,420.10
  6. Step 6: Final answer
    x = 312,806,003.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.